packages/jlink: bring from personal config

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1699343069,
+        "lastModified": 1701336116,
-        "narHash": "sha256-s7BBhyLA6MI6FuJgs4F/SgpntHBzz40/qV0xLPW6A1Q=",
+        "narHash": "sha256-kEmpezCR/FpITc6yMbAh4WrOCiT2zg5pSjnKrq51h5Y=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ec750fd01963ab6b20ee1f0cb488754e8036d89d",
+        "rev": "f5c27c6136db4d76c30e533c20517df6864c46ee",
         "type": "github"
       },
       "original": {

flake.nix

@@ -14,7 +14,10 @@
           overlays = [ (final: prev: self.packages."${system}") ];
         };
       in {
-        packages = { zephyr = pkgs.callPackage ./packages/zephyr { }; };
+        packages = {
+          jlink = pkgs.callPackage ./packages/jlink { };
+          zephyr = pkgs.callPackage ./packages/zephyr { };
+        };
 
         devShells = { zephyr = pkgs.callPackage ./shells/zephyr { }; };
 

packages/jlink/default.nix

@@ -0,0 +1,57 @@
+{ stdenv, lib, fetchurl, autoPatchelfHook, fontconfig, freetype, libusb, libICE
+, libSM, ncurses5, udev, libX11, libXext, libXcursor, libXfixes, libXrender
+, libXrandr }:
+let
+  conf = (lib.importJSON ./version.json).${stdenv.hostPlatform.system} or (throw
+    "unsupported system ${stdenv.hostPlatform.system}");
+in stdenv.mkDerivation rec {
+  pname = "jlink";
+  version = conf.version;
+
+  src = fetchurl { inherit (conf) url hash curlOpts; };
+
+  dontConfigure = true;
+  dontBuild = true;
+  dontStrip = true;
+  preferLocalBuild = true;
+
+  nativeBuildInputs = [ autoPatchelfHook ];
+  buildInputs = [
+    fontconfig
+    freetype
+    libusb
+    libICE
+    libSM
+    ncurses5
+    udev
+    libX11
+    libXext
+    libXcursor
+    libXfixes
+    libXrender
+    libXrandr
+  ];
+
+  runtimeDependencies = [ udev ];
+
+  installPhase = ''
+    mkdir -p $out/{JLink,bin}
+    cp -R * $out/JLink
+    ln -s $out/JLink/J* $out/bin/
+    install -D -t $out/lib/udev/rules.d 99-jlink.rules
+  '';
+
+  preFixup = ''
+    patchelf --add-needed libudev.so.1 $out/JLink/libjlinkarm.so
+  '';
+
+  passthru.updateScript = ./update.py;
+
+  meta = with lib; {
+    homepage = "https://www.segger.com/downloads/jlink";
+    description = "SEGGER J-Link";
+    license = licenses.unfree;
+    platforms = [ "x86_64-linux" "i686-linux" "armv7l-linux" "aarch64-linux" ];
+    maintainers = with maintainers; [ artemist ];
+  };
+}

packages/jlink/update.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i python3 -p "python3.withPackages (ps: with ps; [ beautifulsoup4 requests lxml ] )" nix-prefetch
+import requests
+import bs4
+import json
+import subprocess
+import os
+
+
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+URL_FORMAT = "https://www.segger.com/downloads/jlink/JLink_Linux_V{version}_{arch}.tgz"
+CURL_OPTS = "-d accept_license_agreement=accepted -d submit=Download+software"
+
+page = requests.get("https://www.segger.com/downloads/jlink").text
+elem = (
+    bs4.BeautifulSoup(page, features="lxml")
+    .find("select", {"class": "version"})
+    .find("option")
+)
+version = elem.children.__next__().lstrip("V")
+
+
+arches = [
+    ("x86_64-linux", "x86_64"),
+    ("i686-linux", "i686"),
+    ("armv7l-linux", "arm"),
+    ("aarch64-linux", "arm64"),
+]
+
+
+out_obj = {}
+for nix_arch, jlink_arch in arches:
+    url = URL_FORMAT.format(version=version.replace(".", ""), arch=jlink_arch)
+    out = subprocess.run(
+        [
+            "nix-prefetch",
+            f'{{fetchurl}}: fetchurl {{ url = "{url}"; curlOpts = "{CURL_OPTS}"; }}',
+        ],
+        stdout=subprocess.PIPE,
+        check=True,
+    )
+    file_hash = out.stdout.decode("utf8").strip()
+    out_obj[nix_arch] = {
+        "url": url,
+        "version": version,
+        "curlOpts": CURL_OPTS,
+        "hash": file_hash,
+    }
+
+out_file = open(os.path.join(BASE_DIR, "version.json"), "w")
+json.dump(out_obj, out_file)
+out_file.close()

packages/jlink/version.json

@@ -0,0 +1 @@
+{"x86_64-linux": {"url": "https://www.segger.com/downloads/jlink/JLink_Linux_V794_x86_64.tgz", "version": "7.94", "curlOpts": "-d accept_license_agreement=accepted -d submit=Download+software", "hash": "sha256-6Gvmz/EsEBK7VZ+EW4RMiCiA0mauLBgdmKvU1FyfODY="}, "i686-linux": {"url": "https://www.segger.com/downloads/jlink/JLink_Linux_V794_i686.tgz", "version": "7.94", "curlOpts": "-d accept_license_agreement=accepted -d submit=Download+software", "hash": "sha256-lYDxkNIwuCZ9qkeZ9clBQEMx5283DgoU13SLROdr2bs="}, "armv7l-linux": {"url": "https://www.segger.com/downloads/jlink/JLink_Linux_V794_arm.tgz", "version": "7.94", "curlOpts": "-d accept_license_agreement=accepted -d submit=Download+software", "hash": "sha256-9jCd9w7TBasvP+rk6z/3E2tgOvpGOfLiYWiHxAYtAA0="}, "aarch64-linux": {"url": "https://www.segger.com/downloads/jlink/JLink_Linux_V794_arm64.tgz", "version": "7.94", "curlOpts": "-d accept_license_agreement=accepted -d submit=Download+software", "hash": "sha256-VPxD8FlPvlLQM+lFsgK88ksXbrGDkZYlR5FYl8A550s="}}